antibiotic C-15003-P-3'

ansamitocin P-3

Maytansinol butyrate

3-De(2-(acetylmethylamino)propionyloxy)-3-hydroxymaytansine butyrate (ester)

Ansamitocin P-3'

Antibiotic C 15003P3'

C 15003 P-3'

Maytansine, 3-de(2-(acetylmethylamino)propionyloxy)-3-hydroxy-, butyrate (ester)

Maytansine, O(sup 3)-de(2-(acetylmethylamino)-1-oxopropyl)-O(sup 3)-(1-oxobutyl)- (9CI)

(1S,2R,3S,5S,6R,20R,21S)-11-chloro-21-hydroxy-12,20-dimethoxy-2,5,9,16-tetramethyl-8,23-dioxo-4,24-dioxa-9,22-diazatetracyclo[19.3.1.1~10,14~.0~3,5~]hexacosa-10(26),11,13,16,18-pentaen-6-yl butanoate

ansamitocin P-3 from actinosynnema*pretiosum

3-De(2-(acetylmethylamino)propionyloxy)-3-hydroxymaytansine butyrate (ester)

Ansamitocin P-3'

Antibiotic C 15003P3'

C 15003 P-3'

Maytansine, 3-de(2-(acetylmethylamino)propionyloxy)-3-hydroxy-, butyrate (ester)

Maytansine, O(sup 3)-de(2-(acetylmethylamino)-1-oxopropyl)-O(sup 3)-(1-oxobutyl)- (9CI)